Home / 107,518,178.94-161,277,275.75-42,867,384.84

Finding the Fourth Proportional to 107,518,178.94, 161,277,275.75 and 42,867,384.84

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Solution

The fourth proportional to 107,518,178.94, 161,277,275.75 and 42,867,384.84 is: 64,301,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,518,178.94 : 161,277,275.75 = 42,867,384.84 : x
  2. Step 2: Convert to fraction form
    107,518,178.94/161,277,275.75 = 42,867,384.84/x
  3. Step 3: Cross multiply
    107,518,178.94x = 161,277,275.75 × 42,867,384.84
  4. Step 4: Simplify right side
    107,518,178.94x = 6,913,535,044,988,656
  5. Step 5: Solve for x
    x = 6,913,535,044,988,656/107,518,178.94
  6. Step 6: Final answer
    x = 64,301,080.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.